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HDL42
Triglycerides180
ApoB110
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Alanine Aminotransferase (ALT)mg/dL
Gamma-Glutamyl Transferase (GGT)mg/dL
Alkaline Phosphatase (ALP)mg/dL
142 U/L elevated
0 from your result
elevatedvery high
1normal 5 to 41500
what this means

142 is elevated for AST, far enough out to be worth acting on.

this is the average reading · make it yours below

reading as

This is outside the range. Worth acting on, and worth seeing next to your other numbers first: the same value means different things depending on what is around it.

You are 101 U/L over the normal ceiling of 41. That reads elevated.

142 is elevated. That is above the normal range for AST. How much it matters depends on the markers it travels with, which is what the sections below are rewritten against.

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Your BloodMarker report · Aspartate Aminotransferase (AST)

Aspartate Aminotransferase (AST) 142 U/L: Is That High?

Borderline. 142 U/L is outside the normal range for AST.

But a number alone is only half the story. Your Alanine Aminotransferase (ALT), Gamma-Glutamyl Transferase (GGT) and your risk factors decide how much it means. Tell it who you are.

Reviewed against ALF, NIH, Mayo Clinic, AGA guidelines · Last reviewed March 22, 2026

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YOUR NUMBERS

Normal: <40
Raised: 40-79
High: 80+

Values in U/L. Your Aspartate Aminotransferase (AST) of 142 is marked.

What they say together.

Aspartate Aminotransferase (AST) is read as part of a set. Add the ones printed next to it on your test and the figures below work themselves out, with the ranges this page uses for each.

U/LHIGH
U/LexampleNORMAL
U/LexampleRAISED
142 ÷ 38 =3.7AST to ALT ratio, the De Ritis ratio. Under 1 is the usual fatty-liver pattern; above 2 points at alcohol.
62 and 381.6GGT against ALT. GGT rising faster than ALT is the pattern that separates alcohol and bile flow from fat in the liver.
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Is Aspartate Aminotransferase (AST) 142 U/L Low, Normal, or High?

Aspartate Aminotransferase (AST) 142 U/L might be considered higher than what is typically observed. This measurement of enzyme activity suggests a level that could indicate various processes happening within the body.

While specific interpretations always require professional insight, a value such as 142 U/L often warrants a closer look. Understanding what an elevated Aspartate Aminotransferase (AST) level means can empower you to take informed steps about your health journey.

what this page cannot tell you

The AST/ALT ratio above 2:1 suggests alcoholic liver disease. Near 1:1 points to non-alcoholic fatty liver. Which is yours?

This page has not been given your ALT, so that half of the picture is missing here. It is describing the average reader with Aspartate Aminotransferase (AST), not you.

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An Aspartate Aminotransferase (AST) level of 142 U/L strongly suggests cellular damage, most commonly originating from the liver or muscle tissues. This moderate elevation, significantly above the normal range of 5-40 U/L, frequently points to conditions like non-alcoholic fatty liver disease (NAFLD), mild alcoholic hepatitis, or early-stage viral hepatitis.

However, it can also be triggered by strenuous physical activity, muscle injury, or certain medications impacting muscle cells. To pinpoint the exact cause, your doctor will likely order additional liver function tests, such as Alanine Aminotransferase (ALT), Gamma-Glutamyl Transferase (GGT), and bilirubin, as the ratio of AST to ALT can provide further clues.

An abdominal ultrasound might also be recommended to visualize the liver, alongside a thorough review of your medication history and alcohol consumption patterns. It’s important to understand that while a value of 142 U/L signals an issue, it doesn’t automatically equate to severe, irreversible liver damage.

Lifestyle adjustments, such as dietary changes or reducing alcohol, often lead to significant improvement in these values, even before a definitive diagnosis is made, highlighting the liver's remarkable capacity for recovery.

The liver and Aspartate Aminotransferase (AST) LIVER Produces Aspartate Aminotransferase (AST) Blood supply Bile output Elevated Aspartate Aminotransferase (AST) may indicate liver cell damage or stress
for your numbersThe section below is written for 142 against a general adult target. What 142 means for you depends on the rest of your lipids and your other risk factors. Your report starts from your whole picture, not one line.
for your numbersThe risk below is the average one for this AST. Whether it applies to you depends on the rest of your panel, which the article has not been given. Add them and this stops describing strangers.

Hidden Risk of Aspartate Aminotransferase (AST) 142 U/L

Understanding an Aspartate Aminotransferase (AST) 142 U/L value involves exploring potential hidden risks that might not always be obvious on the surface. While a single measurement doesn't tell the whole story, it can sometimes be an early signal that something in the body requires attention.

This enzyme, Aspartate Aminotransferase (AST), is found in various tissues, and its elevation can sometimes point to underlying issues before more noticeable symptoms appear. Thinking about what your Aspartate Aminotransferase (AST) 142 U/L result could imply is a proactive step toward maintaining wellness.

It’s about recognizing that even without outward signs, certain internal processes could be at play, making it important to understand the broader context of your health profile. An elevated Aspartate Aminotransferase (AST) level can sometimes be a subtle clue, prompting further investigation into areas that might otherwise go unnoticed.

The presence of such a reading might suggest that while you feel well, your body is communicating through biochemical signals, urging a closer look. It is an opportunity to delve deeper into your internal well-being and identify any potential areas for improvement or further assessment.

This Aspartate Aminotransferase (AST) level is a call for curiosity, encouraging you to engage more deeply with your health. Early insights can be powerful.

what this page cannot tell you

AST and ALP together distinguish between liver cell damage and cholestatic disease, which have completely different treatments.

This page has not been given your ALP, so it cannot tell you which of those you are. It is describing the average reader with Aspartate Aminotransferase (AST), not you.

Read mine against my ALP →

An aspartate aminotransferase (AST) level of 142 U/L, significantly exceeding the normal range, suggests active hepatocellular injury that warrants close monitoring for potential complications. While not typically indicative of acute liver failure at this precise value, it signals ongoing inflammation or damage that, if unaddressed, could predispose to progressive fibrosis or worsen existing liver conditions over time.

This elevated enzyme suggests that liver cells are being damaged, and while 142 U/L doesn't immediately signal decompensation, persistent elevation can impair the liver's critical functions such as detoxification and protein synthesis, potentially leading to subtler chronic issues rather than acute crises.

for your numbersThis section lists every reason AST moves, because on its own the number cannot say which is yours. The rest of your panel and a few risk factors would cross most of them off in a sentence.
  • Elevated Aspartate Aminotransferase (AST) might suggest unseen stress on various tissues.
  • A high AST level could be an early indicator for certain bodily changes.

This part is about the number

Everything below explains what raises Aspartate Aminotransferase (AST). It cannot tell you which of them is yours.

Your test can. Every marker on it is read against every other one, which is where the answer actually lives.

PDF or a photo of the printout · read in seconds

What Does a Aspartate Aminotransferase (AST) Level of 142 U/L Mean?

When you encounter an Aspartate Aminotransferase (AST) 142 U/L, it's natural to wonder about its significance. Aspartate Aminotransferase (AST) is an enzyme, which is a type of protein that helps speed up chemical reactions within your cells.

This particular enzyme is found in many parts of the body, including the liver, heart, muscles, kidneys, and brain. Typically, Aspartate Aminotransferase (AST) levels in the blood are quite low.

However, when cells in these tissues are damaged, they release their contents, including Aspartate Aminotransferase (AST), into the bloodstream. This release causes the Aspartate Aminotransferase (AST) value to rise. Therefore, an Aspartate Aminotransferase (AST) 142 U/L reading might suggest that there has been some degree of cellular damage or stress in one or more of these organs.

It’s not specific to just one organ, meaning it can't definitively pinpoint the exact source of the issue without more information. For instance, processes affecting the liver, such as inflammation or injury, can lead to elevated AST.

Similarly, conditions impacting muscle tissue, including intense physical activity or injury, might also cause an increase in Aspartate Aminotransferase (AST). Even certain heart conditions could contribute to a higher AST.

The context of your overall health, other readings, and any symptoms you might be experiencing are all crucial pieces of the puzzle when interpreting an Aspartate Aminotransferase (AST) 142 U/L.

This measurement serves as an important piece of information, encouraging a comprehensive look at your well-being rather than focusing on the number in isolation. It prompts a deeper conversation about your health, guiding further exploration into what your body is trying to communicate through this enzyme level.

Understanding what Aspartate Aminotransferase (AST) 142 U/L implies is about connecting the dots to gain a clearer picture of your internal landscape. This elevated Aspartate Aminotransferase (AST) level opens a door to understanding your body better.

An AST level around 142 U/L is most plausibly linked to moderate alcohol consumption, particularly if it has been habitual, or to non-alcoholic fatty liver disease (NAFLD) associated with metabolic syndrome.

Certain medications, especially statins or some antibiotics, when taken consistently, can also cause this degree of elevation. Less commonly, it might reflect recent strenuous physical activity that causes muscle breakdown, although liver causes are more typically considered with repeated findings.

Viral hepatitis, while a possibility, often presents with much higher AST levels during acute phases.

Your AST 142 means different things depending on your other markers

AST + ALT
The AST/ALT ratio above 2:1 suggests alcoholic liver disease. Near 1:1 points to non-alcoholic fatty liver. Which is yours?
AST + ALP
AST and ALP together distinguish between liver cell damage and cholestatic disease, which have completely different treatments.
AST + Creatine Kinase
If your CK is also high, your elevated AST might be from muscle damage, not liver damage at all.
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The part one number cannot show
Your AST of 142 means different things depending on its companion markers.
Your full panel shows which story is yours.
See what is driving yours →

Lifestyle Changes for Aspartate Aminotransferase (AST) 142 U/L

Beyond diet, several lifestyle adjustments can play a role in supporting overall health and might indirectly influence enzyme levels like Aspartate Aminotransferase (AST). While an Aspartate Aminotransferase (AST) 142 U/L requires professional review to understand its specific cause, embracing healthy habits is generally beneficial.

Regular physical activity, for example, is well-known for its positive effects on cardiovascular health, metabolism, and maintaining a healthy weight. The American Heart Association (AHA) emphasizes the importance of consistent movement for preventing many chronic conditions.

However, it's also worth noting that very intense exercise can temporarily increase Aspartate Aminotransferase (AST) levels due to muscle breakdown, so balance is key. Adequate sleep is another cornerstone of good health.

When you don't get enough restful sleep, your body can experience increased stress, which might have broad impacts on various bodily functions and could potentially influence enzyme levels. Aiming for 7-9 hours of quality sleep each night is often recommended for adults.

Managing stress effectively is also paramount. Chronic stress can lead to inflammation and other physiological changes throughout the body. Techniques such as mindfulness meditation, yoga, spending time in nature, or engaging in hobbies can help reduce stress levels.

Avoiding or limiting exposure to certain toxins, like excessive alcohol consumption or recreational drug use, is also critical as these substances can directly affect organs such as the liver, which heavily influences Aspartate Aminotransferase (AST) values.

Even maintaining a healthy body weight through balanced lifestyle choices can support liver health and overall metabolic function. These lifestyle factors, while not directly targeted at lowering a specific Aspartate Aminotransferase (AST) 142 U/L reading, contribute to a resilient body that is better equipped to manage its various processes, including enzyme activity.

Adopting these habits is an empowering way to support your well-being comprehensively. This holistic approach can make a meaningful difference, even with an elevated Aspartate Aminotransferase (AST) 142 U/L. Lifestyle choices are powerful tools for self-care.

If your AST value is 142 U/L, the immediate next step is to repeat the test within 2-4 weeks, ideally fasting and avoiding alcohol for at least 48 hours prior to collection.

Concurrently, review all current medications and over-the-counter supplements with your primary care physician to identify potential hepatotoxic agents. If you consume alcohol, aim for abstinence or significant reduction. Consider a dietary shift towards whole foods and away from processed items high in sugar and unhealthy fats. Tracking symptoms like fatigue or abdominal discomfort is also advised.

for your numbersThe portions below are generic because the page does not know your body. Add your height and weight above and the fibre targets resize to you at once, a small preview of what the full report does with every number.

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